ST25 NFC/RFID tags and readers

Resolved! Failed to change EPC number of an NXP SL3S1203_1213 tag

Hello, I have to change the EPC number of a NXP SL3S1203_1213 UCODE G2iL tag (https://www.nxp.com/docs/en/data-sheet/SL3S1203_1213.pdf). Unfortunately, this does not work on the NXP tag. I suspect that I have to do an unlock etc. before I write, but...

Resolved! Can ST Reader read when UHF Antenna and UHF Tag between Woods?

Hello, I am working with ST25RU3993 Reader and kit's Antenna. Initially, the Reader was able to detect different Tags using different Antennas. Then, by placing the antenna below a wood surface and tags above the wood surface, the ST UHF Reader was n...

Resolved! CR95HF stuck

Hello, I have my own board with stm32f0 and cr95hfI use SPI to communicate with NFC module,buy sometimes, like once out of a hundred, CR95HF stuck and the only way to solve the problem is to reset power.I've tried SPI Reinit, sending reset cmd and et...

Resolved! Please tell me the register setting of "Operating condition" in Table 67.

Table 67 in the data sheet includes nominal differential mixer input sensitivity and incremental differential mixer input sensitivity. Is this a difference in register settings?Please tell me each register setting.Please tell me if there is any diffe...

Resolved! ㅤ

ㅤ

Resolved! Is it possible to use the ST25DV_Discovery_Mboard portion of the ST25DV-Discovery kit as a standalone nucleo board without losing its original functionality?

We just concluded a project using the ST25DV-DISCOVERY kit and the ST25R3916-DISCO kitThe question is is it possible to use the portions of these boards as independent standalone version for each board, e.g the ST25_Discovery as a standalone nucleo b...

Resolved! I am using ST25SDK.jar for reading st25 nfc tag from android app. as i m being part of organization, is this library required any license to use? . My organization asks for compliance of using this library and its part of my android application.

Resolved! ST25DV04K current consumption in low power mode.

Hello,i'm using NFC04A1 board to test the ST25DV04 module. I want to reduce current consumption as much as possible.So i powered up only the nfctag board and connected the ampmeter. My Vcc is equal to 1.8V.i measured about 140uA in normal mode, when ...

Resolved! What is the highest powered reader available for the ST25DV-I2C chip? In the presentation pdf, it shows that the maximum distance is 1 meter with an RFID reader. Which RFID reader would this be? Are there any readers with a longer read distance?

We're prototyping the ST25DV-I2C to incorporate in our product line in order to encode the serial number of each device. This is for tracking during the mfg. process, but also for quickly taking inventory. Taking inventory is where we would like a po...

Resolved! What is the most powerful reader (max read distance) for the ST25DV-I2C?

We're currently prototyping the ST25DV-I2C, incorporating into our device product line, for tracking during the manufacturing process and well as taking inventory. Taking inventory is where we would like to have a more powerful (1+ m) antenna to quic...